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CAN SOMEONE FILL OUT THE PARTS OF THE CODE THAT SAY TO DO: THANK YOU!! #include

ID: 3590201 • Letter: C

Question

 CAN SOMEONE FILL OUT THE PARTS OF THE CODE THAT SAY TO DO:  THANK YOU!!   #include <iostream> #include <assert.h> #include <vector> #include <string> using namespace std;  void DisplayVector (vector vstrings); bool BinarySearch (vector vstrings, string value, int & index); void Delete (vector& vstrings, int index); void Delete (vector& vstrings, string value); int InsertByValue (vector& vstrings, string value);  int main() {               vector vstrings;  // a string vector          string temp_str;         do {                 cout << "Enter another name or -1 to end input: ";                 cin >> temp_str;                 if (temp_str != "-1") {                         InsertByValue(vstrings, temp_str);                 }         } while (temp_str != "-1");          DisplayVector(vstrings);      //2. TODO: Prompt the user to enter a value to search for, search for the value, and    // report the result        // 3. ToDo: Call your function to insert a value (entered by the user) into the vector   //   // Display the content of the vector afterwards      // 4. ToDo: Prompt the user to enter an index (for the value to be deleted), and then delete the elements    //   stored there.    // Display the content of the vector after the deletion.      // 5. ToDo: Prompt the user to enter an value in the vector (to be deleted), and then delete the element    // Display the contents of the vector after the deletion.     // BONUS: implement sorting vector.   vector another_vector={"becky","ann","karen","julie", "frances"};     //6. ToDo: call you sorting function to sort another_vector into ascending order   }   //TODO: Implement all functions, i.e., write the function definitions here ...   void DisplayVector (vector vstrings) {         // uses for-loop to iterate and display. BONUS: Use iterator vstrings.begin and vstrings.end } bool BinarySearch (vector vstrings, string value, int & index) {   } void Delete (vector& vstrings, int index) {         // uses vector.erase(index) }  void Delete (vector& vstrings, string value) {         // BinarySearch to get index and vector.erase(index) to         // delete. }  int InsertByValue (vector& vstrings, string value) {         // Uses for-loop to find the vector enter that is greater than value         // if we get to the end, do vector.push_back(value) otherwise use         // vector.insert(vector.begin()+index, value);  } 

Explanation / Answer

#include <iostream>
#include <assert.h>
#include <vector>
#include <string>
#include <algorithm>
using namespace std;

bool BinarySearch (vector <string> vstrings, string value, int & index);
void Delete (vector <string>& vstrings, int index);
void Delete (vector <string>& vstrings, string value);
void DisplayVector (vector <string> vstrings);
int InsertByValue (vector <string>& vstrings, string value);

int main()
{

vector <string> vstrings; // a string vector
string temp_str;
do {
cout << "Enter another name or -1 to end input: ";
cin >> temp_str;
if (temp_str != "-1") {
InsertByValue(vstrings, temp_str);
}
} while (temp_str != "-1");

DisplayVector(vstrings);

//2. TODO: Prompt the user to enter a value to search for, search for the value, and
// report the result
cin >> temp_str;
int ind;
if(BinarySearch(vstrings, temp_str, ind))
{
cout << "found at index: " << ind;
}

// 3. ToDo: Call your function to insert a value (entered by the user) into the vector
//
// Display the content of the vector afterwards
cin >> temp_str;
InsertByValue(vstrings, temp_str);
DisplayVector(vstrings);

// 4. ToDo: Prompt the user to enter an index (for the value to be deleted), and then delete the elements
// stored there.
// Display the content of the vector after the deletion.
int index;
cin >> index;
Delete(vstrings, index);
DisplayVector(vstrings);


// 5. ToDo: Prompt the user to enter an value in the vector (to be deleted), and then delete the element
// Display the contents of the vector after the deletion.
cin >> temp_str;
InsertByValue(vstrings, temp_str);
Delete(vstrings, temp_str);


// BONUS: implement sorting vector.
vector <string> another_vector={"becky","ann","karen","julie", "frances"};

//6. ToDo: call you sorting function to sort another_vector into ascending order
std::sort(another_vector.begin(), another_vector.end());
DisplayVector(another_vector);
  
}


//TODO: Implement all functions, i.e., write the function definitions here ...

void DisplayVector (vector <string> vstrings)
{
// uses for-loop to iterate and display. BONUS: Use iterator vstrings.begin and vstrings.end
vector <string> :: iterator i;
for (i = vstrings.begin(); i != vstrings.end(); ++i)
cout << *i << ' ';
}
bool BinarySearch (vector <string> vstrings, string value, int & index)
{
std::sort(vstrings.begin(), vstrings.end());
vector <string> :: iterator first = vstrings.begin();
vector <string> :: iterator begin = vstrings.begin();
vector <string> :: iterator element = vstrings.begin();
vector <string> :: iterator last = vstrings.end();
bool ret = false;
  
size_t p = 0;
size_t shift = 0;
while((first <= last))
{
p = std::distance(begin, first);
size_t u = std::distance(begin, last);
size_t m = (p+u)/2;
std::advance(element, m - shift);
shift = m;
if(*element == value)
{
index = m; // value found at position m
ret = true;
break;
}
if(value > *element)
first = element++;
else
last = element--;

}
// if you are here the value is not present in the list,
// however if there are the value should be at position u
// (here p==u)
return ret;
}
void Delete (vector <string>& vstrings, int index)
{
// uses vector.erase(index)
vstrings.erase (vstrings.begin()+index);
}

void Delete (vector <string>& vstrings, string value)
{
// BinarySearch to get index and vector.erase(index) to
// delete.
int index;
if(BinarySearch(vstrings, value, index))
{
vstrings.erase(vstrings.begin()+index);
}
}

int InsertByValue (vector <string>& vstrings, string value)
{
// Uses for-loop to find the vector enter that is greater than value
// if we get to the end, do vector.push_back(value) otherwise use
// vector.insert(vector.begin()+index, value);
vstrings.push_back(value);
return 0;
}

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